CONC-743 Enable parsec by default

... in C/C, but disable in 11.4, and enable again in 11.6

Author: vuvova

cmake/mariadb_connector_c.cmake

@@ -7,6 +7,7 @@ ENDIF()
 SET(CONC_WITH_SIGNCODE ${SIGNCODE})
 SET(SIGN_OPTIONS ${SIGNTOOL_PARAMETERS})
 SET(CONC_WITH_EXTERNAL_ZLIB ON)
+SET(CLIENT_PLUGIN_PARSEC OFF)
 
 IF(NOT CONC_WITH_SSL)
   IF(SSL_DEFINES MATCHES "WOLFSSL")